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+# Copyright (c) 2012, Calxeda Inc.
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+# * Neither the name of Calxeda Inc. nor the names of its contributors
+# may be used to endorse or promote products derived from this software
+# without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+# COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
+# TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
+# THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+# DAMAGE.
+
+
+"""An implementation of Tool for ipmitool support"""
+
+import os, subprocess, pexpect
+from pyipmi import Tool, InteractiveCommand
+
+class IpmiTool(Tool):
+ """Implements interaction with impitool
+
+ Currently only supports one off commands, persistent sessions will come.
+ """
+
+ def run(self, command):
+ """Run a command via ipmitool"""
+ ipmi_args = self._ipmi_args(command)
+
+ arg_str = 'Running %s' % ' '.join(ipmi_args)
+ self._log(arg_str)
+
+ if isinstance(command, InteractiveCommand):
+ command = ipmi_args[0]
+ args = ipmi_args[1:]
+ proc = self._start_command(command, args)
+ return proc
+
+ out, err = self._execute(command, ipmi_args)
+ return command.parse_results(out, err)
+
+ def _ipmi_args(self, command):
+ """Return the command line arguments to ipmitool for command"""
+ if 'IPMITOOL_PATH' in os.environ:
+ args = [os.environ['IPMITOOL_PATH']]
+ else:
+ args = ['ipmitool']
+ args.extend(self._config_args)
+ args.extend(command.ipmitool_args)
+ return map(str, args)
+
+ @property
+ def _config_args(self):
+ """Return the config dependent command line arguments
+
+ This arguments are generated from the BMC's config, not from
+ a specific command. They will be the same from command to
+ command.
+ """
+ params_to_args = {
+ 'hostname' : '-H',
+ 'password' : '-P',
+ 'username' : '-U',
+ 'authtype' : '-A',
+ 'level' : '-L',
+ 'port' : '-p',
+ 'interface' : '-I'
+ }
+
+ base = []
+ bmc_params = self._handle.bmc.params
+
+ for param, val in bmc_params.iteritems():
+ arg = params_to_args.get(param)
+ if arg and val:
+ base.extend([arg, str(val)])
+
+ return base
+
+ def _execute(self, command, args):
+ """Execute an ipmitool command"""
+ proc = subprocess.Popen(args,
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE)
+ out, err = proc.communicate()
+ self._log(out)
+ self._log(err)
+ if proc.returncode != 0:
+ command.handle_command_error(out, err)
+ return out, err
+
+ def _start_command(self, command, args, timeout=5):
+ return pexpect.spawn(command, args, timeout=timeout,
+ logfile=self._handle._log_file)